CN109838775A - A kind of water level automatic detection device of boiler - Google Patents
A kind of water level automatic detection device of boiler Download PDFInfo
- Publication number
- CN109838775A CN109838775A CN201711204426.9A CN201711204426A CN109838775A CN 109838775 A CN109838775 A CN 109838775A CN 201711204426 A CN201711204426 A CN 201711204426A CN 109838775 A CN109838775 A CN 109838775A
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- China
- Prior art keywords
- boiler
- water level
- opening
- controller
- water
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Abstract
The invention discloses a kind of water level automatic detection devices of boiler, including boiler, the water level sensor being mounted on boiler inner roof wall and the water feeding tank being connected to by water pipe with boiler；Valve and flow sensor are installed on the water pipe, opening controller is installed on the valve, the opening controller includes driving switch and jaw opening sensor；The position sense signal of the water level sensor is delivered to PLC controller by signal processing circuit to A/D change-over switch, and after the conversion of A/D change-over switch；The command signal that PLC controller issues is delivered to opening controller, and opening controller controls driving switch and drives valve；Intelligentized boiler water level detection, water supply time opening/closing function can be achieved in the present invention, so that situations such as having liberated labour, having avoided manual operation fault, ensure that the normal operation of boiler.
Description
Technical field
The present invention relates to boiler intelligent control technology field, the water level automatic detection device of espespecially a kind of boiler.
Background technique
Although traditional boiler has structure simple, material is saved, easily operated, the multiple advantages such as safe and reliable, by
In its own structure and technical unsurmountable defect；It is set to have the shortcomings that intelligence degree is low when in use, and not
Have water level detecting and automatic water-supply function, generally require manually carry out operation be just able to achieve above-mentioned function.
Summary of the invention
The shortcomings that the technical problem to be solved by the present invention is to overcome the prior arts, the water level for providing a kind of boiler detect automatically
Device.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions: a kind of water level of boiler is examined automatically
Device is surveyed, including boiler, the water level sensor being mounted on boiler inner roof wall and the water feeding tank being connected to by water pipe with boiler；Institute
It states and valve and flow sensor is installed on water pipe, opening controller is installed on the valve, the opening controller includes
Driving switch and jaw opening sensor；Signal is felt by signal processing circuit to A/D change-over switch in the position of the water level sensor, and
PLC controller is delivered to after the conversion of A/D change-over switch；The command signal that PLC controller issues is delivered to opening controller,
Opening controller controls driving switch and drives valve.
As a preferred technical solution of the present invention, the command signal of PLC controller is also transmitted to the control of display screen
Device.
As a preferred technical solution of the present invention, flow sensor further includes timing module, the timing module
Data-signal is delivered to the PLC controller.
The beneficial effects obtained by the present invention are as follows being: a kind of water level automatic detection device of boiler of the present invention is, it can be achieved that intelligence
The boiler water level detection of change, water supply time opening/closing function avoid manual operation fault etc. to liberate labour
Situation ensure that the normal operation of boiler.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is schematic structural view of the invention；
Fig. 2 is operation logic structural schematic diagram of the present invention；
Fig. 3 is water level sensor circuit theory structure schematic diagram of the present invention；
Figure label: 1, boiler；2, water level sensor；3, water pipe；4, water feeding tank；5, valve；6, flow sensor；7, believe
Number processing circuit；8, A/D change-over switch；9, PLC controller；10, opening controller；11, driving switch；12, display screen.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
In the description of the present invention, it should be noted that the orientation of the instructions such as term "vertical", "upper", "lower", "horizontal"
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, it can manage as the case may be
Solve the concrete meaning of above-mentioned term in the present invention.
Embodiment: as shown in Figure 1-3, the present invention provides a kind of water level automatic detection device of boiler, including boiler 1, peace
Water level sensor 2 on 1 inner roof wall of boiler and the water feeding tank 4 being connected to by water pipe 3 with boiler 1；Valve is installed on water pipe 3
Door 5 and flow sensor 6 is equipped with opening controller 10 on valve 5, and opening controller 10 includes that driving switch 11 and aperture pass
Sensor；The position sense signal of water level sensor 2 passes through A/D change-over switch 8 by signal processing circuit 7 to A/D change-over switch 8
PLC controller 9 is delivered to after conversion；The command signal that PLC controller 9 issues is delivered to opening controller 10, opening controller
10 control driving switch 11 drive valve 5.
The command signal of PLC controller 9 is also transmitted to the controller of display screen 10.Flow sensor 6 further includes timing mould
Block, the data-signal of timing module are delivered to PLC controller 9.
Specific: the present invention is a kind of water level automatic detection device of boiler, including boiler, water feeding tank and intelligent control system
System, wherein the core of intelligence control system is PLC controller, and the main function of PLC controller is received from water level in furnace body
The detection signal of sensor, and control the opening and closing of driving water supply valve.
When work, when the intracorporal water level deficiency of furnace, water temperature sensor conveys water level signal by signal processing circuit
To A/D change-over switch, it being delivered to PLC controller after signal is converted, PLC controller issues command signal to opening controller,
Opening controller starts driving switch, carrys out Open valve, water feeding tank is made to be in service position, and water pipe is built-in with flow sensor,
Signal is delivered to the timing module of flow sensor by valve opening formula, PLC controller simultaneously, is supplied water up to after specified time, fixed
When module by improving backhaul to PLC controller, PLC controller issues command signal, closes valve.
The present invention provides a kind of water level automatic detection device of boiler, it can be achieved that the detection of intelligentized boiler water level, water supply
Time opening/closing function, so that situations such as having liberated labour, having avoided manual operation fault, ensure that the normal of boiler
Operation.
Finally, it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (3)
1. a kind of water level automatic detection device of boiler, which is characterized in that including boiler (1), be mounted on boiler (1) inner roof wall
Water level sensor (2) and the water feeding tank (4) that is connected to boiler (1) by water pipe (3)；Valve is installed on the water pipe (3)
(5) and flow sensor (6) it, is equipped with opening controller (10) on the valve (5), the opening controller (10) includes driving
Dynamic switch (11) and jaw opening sensor；The position sense signal of the water level sensor (2) is turned by signal processing circuit (7) to A/D
It changes switch (8), and is delivered to PLC controller (9) after A/D change-over switch (8) conversion；The instruction that PLC controller (9) issues
Signal is delivered to opening controller (10), and opening controller (10) controls driving switch (11) driving valve (5).
2. a kind of water level automatic detection device of boiler according to claim 1, which is characterized in that the PLC controller
(9) command signal is also transmitted to the controller of display screen (10).
3. a kind of water level automatic detection device of boiler according to claim 1, which is characterized in that the flow sensor
It (6) further include timing module, the data-signal of the timing module is delivered to the PLC controller (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711204426.9A CN109838775A (en) | 2017-11-27 | 2017-11-27 | A kind of water level automatic detection device of boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711204426.9A CN109838775A (en) | 2017-11-27 | 2017-11-27 | A kind of water level automatic detection device of boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109838775A true CN109838775A (en) | 2019-06-04 |
Family
ID=66880107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711204426.9A Withdrawn CN109838775A (en) | 2017-11-27 | 2017-11-27 | A kind of water level automatic detection device of boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109838775A (en) |
-
2017
- 2017-11-27 CN CN201711204426.9A patent/CN109838775A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190604 |
|
| WW01 | Invention patent application withdrawn after publication |